Emergency button: support for emergency cases, button to immediately invoke a high priority transmission to the monitoring center. Alerts and notifications sent via SMS and email that the user defines. Accident and sudden braking detector: constituted by the accelerometer, serves as an accident detector and notifies of a sudden braking. Automatic locking: support for locking/unlocking the doors every time the engine is turned on or off. Trailer detection: GPS-based motion detection, while the armed system produces a trailer alert for the monitoring center. Mileage transmissions: periodic mileage transmissions, necessary for vehicle maintenance.